(under subclass 347) Subject matter wherein the heated air in a room is resulted in combination with electromagnetic waves
within the infrared range of the spectrum.
(1) Note. An example of the apparatus to be found here comprises a device transmitting heat energy by convection and direct radiation.
SEE OR SEARCH THIS CLASS, SUBCLASS:
343, for using stored heat for radiation.
344+, for using stored heat for convection.
407+, for radiant heater.
SEE OR SEARCH CLASS 126, Stoves and Furnaces,
91+, for electric radiant.
165, Heat Exchange,
49, for radiant panel; subclass 133 for polished surface; subclasses 148+ for radiator core type; subclasses 168+ for panel or wall structure; and subclass 185 for heat transmitter.
236, Automatic Temperature and Humidity Regulation,
